GMC R2500 Melling Parts and Accessories

Valve Spring, Single, 1.238 in. O.D., 84 lbs. Seat Pressure, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: MEL-VS-380

Not Yet Reviewed

Estimated Ship Date: Today

Camshaft, Hydraulic Roller Tappet, 265/274 Advertised Duration, .470/.490 in. Lift, Chevy, Small Block, Each

Part Number: MEL-22135

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Camshaft, Hydraulic Flat Tappet, Advertised Duration, 278/288, .420 in./.433 in Lift, Chevy, Small Block, Each

Part Number: MEL-MTC-1

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

Oil Pump, High-volume, Standard-pressure, This Is A Big Block Style Oil Pump Made To Fit the Small Block Applications, Chevy, GMC, Small Block, Kit

Part Number: MEL-10990

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Oil Pump, Wet Sump Style, High-Volume, Standard-Pressure, Billet Aluminum, 10 in. Pan Depth, Chevy, Big Block, Each

Part Number: MEL-10070-1000SS

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Oil Pump, Standard-Volume, Chevy, Big Block, With Cover Gasket, Each

Part Number: MEL-M-77G

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Pushrod, PRO-Line, Assembled, Chromoly, 3/8 in. Tube Diameter, 9.230 in. Overall Length, Ball Tips, Chevrolet, GMC, Each

Part Number: MEL-500164

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Estimated Ship Date: Today

Oil Pump Springs, High-Pressure, Steel, Includes Five Pink 70 psi Springs and Five Pins, Cadillac, Chevy, GMC, Pontiac, Chevy Small Block Gen I, Kit

Part Number: MEL-55070

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Oil Pump Pickup, Street/Strip, Bolt-in, 8.00 in. Oil Pan Depth, Buick, Cadillac, Chevy, GMC, Olds, Pontiac, Chevy Small Block Gen I, Each

Part Number: MEL-12559

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Valve, Exhaust, Flat Head, Steel, 1.500 in. Diameter, 0.342 in. Stem, 4.928 in. Length, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: MEL-V1192

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Pushrod Guideplates, Raised, Steel, Black Oxide, 5/16 in. Size, Cadillac, Chevrolet, GMC, Pontiac, Set of 4

Part Number: MEL-MGP1034

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pushrod, Assembled, Steel, 5/16 in. Tube Diameter, Ball Tips, 8.230 in. Overall Length, Chevrolet, GMC, Each

Part Number: MEL-MPR-379

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

OIL PUMP

Part Number: MEL-10055ST750SS

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve Lock, Replacement, 0.326 in. Stem Diameter, 1-groove, Steel, Buick, Cadillac, Chevrolet, Ford, GMC, Lincoln, Mercury, Oldsmobile, Pontiac, Each

Part Number: MEL-476104

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Oil Pump Pickup, Street/Strip, Bolt-in, 7.500 in. Oil Pan Depth, Buick, Cadillac, Chevy, GMC, Olds, Pontiac, Chevy Small Block Gen I, Each

Part Number: MEL-12558

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Rocker Arm, Non-roller, Stud Mount, 1.5 Ratio, Fits 3/8 in. Stud, Steel, Natural, Cadillac, Chevy, GMC, Pontiac, Chevy Small Block Gen I, Each

Part Number: MEL-498404

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Timing Chain and Gear Set, Single Roller, Iron Cam Sprocket, Steel Crank Sprocket, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, V6, V8, Set

Part Number: MEL-40500

Not Yet Reviewed

Estimated Ship Date: Today

Pushrod, PRO-Line, Assembled, Chromoly, 5/16 in. Diameter, 7.894 in. Overall Length, Ball Tips, Each

Part Number: MEL-500614

Not Yet Reviewed

Estimated Ship Date: Today

Timing Chain and Gear Set, Double Roller, Cast Iron Cam Gear, Billet Steel Crankshaft Gear, Chevrolet, Set

Part Number: MEL-48574T-9

Not Yet Reviewed

Estimated Ship Date: Today

Pushrod, Assembled, Steel, 5/16 in. Tube Diameter, Ball Tips, 9.200 in. Overall Length, Chevrolet, GMC, Each

Part Number: MEL-MPR-380

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Pump, Standard-Volume, GM/Studebaker, 153/194/215/230/250, L4-L6, Each

Part Number: MEL-M62

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Oil Pump Driveshaft, Heavy-Duty Intermediate, Chromoly Shaft Designed for Use with Melling Billet Pumps, Buick, Cadillac, Chevy, GMC, Olds, Each

Part Number: MEL-12550

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Oil Pump Springs, High-Pressure, Steel, Includes Five Green 78 psi Springs and Five Pins, Cadillac, Chevy, GMC, Pontiac, Chevy Small Block Gen I, Kit

Part Number: MEL-55078

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Assembly Lubricant, Mell-Lube Engine Assembly and Break-In Fluid, 4.00 oz., Each

Part Number: MEL-M-10012

5.0 out of 5 stars ( 7 )

Cannot be shipped Internationally

• Restricted

Rocker Arm Nut, Self-locking, Non-roller, 7/16-20 in. Rocker Stud Thread Diameter, Chevrolet, Ford, GMC, Mercury, Each

Part Number: MEL-MRM-1793

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today